From patchwork Wed Feb 28 13:46:28 2024 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: "Ricardo B. Marliere" X-Patchwork-Id: 776741 Received: from mail-ot1-f54.google.com (mail-ot1-f54.google.com [209.85.210.54]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 3772014DFD6; Wed, 28 Feb 2024 13:46:35 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=209.85.210.54 ARC-Seal: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1709127998; cv=none; b=eNBYffaLUvDhNfOfUwA+IPw5/g07D61AQ219fi/2arZwIEHsvxNXGUbPHKoqtMV56cfFRFE4rxQpYaH6Axh1qN8h4PZZCJFbNBa5GgwFDM6IKypRg+gZwTEVFoP/19L3XtL9kKGsQc2aGRsBoSz8bn6Q6hj5xJ6aHoaagjSW9Jg= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1709127998; c=relaxed/simple; bh=5ClQvTqbw9dWroMtzRxVjJD1S/jKRAq+aYt+MzEpEoA=; h=From:Date:Subject:MIME-Version:Content-Type:Message-Id:To:Cc; b=fZCDjx2IzDYmV7kPlnV4mapXgyC55Mb8YA8unB86fEQUOCFNqFpQWVDYZ02IeTl8n6fxMbNy+ikcE3Yj3Piw7NNeEU4moVyP1na+VmDRUGbcyKmcUIxZNNC5fGkpCaW01lrj+rFKTcDFH7g8F0+OS8+hvZlK5r75a2HwVvZXqQE= ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dmarc=pass (p=reject dis=none) header.from=marliere.net; spf=pass smtp.mailfrom=gmail.com; dkim=pass (2048-bit key) header.d=marliere.net header.i=@marliere.net header.b=O/YgCYQD; arc=none smtp.client-ip=209.85.210.54 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=reject dis=none) header.from=marliere.net Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=gmail.com Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=marliere.net header.i=@marliere.net header.b="O/YgCYQD" Received: by mail-ot1-f54.google.com with SMTP id 46e09a7af769-6e4b03f0903so754570a34.3; Wed, 28 Feb 2024 05:46:35 -0800 (PST) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1709127995; x=1709732795; h=cc:to:message-id:content-transfer-encoding:mime-version:subject :date:dkim-signature:from:x-gm-message-state:from:to:cc:subject:date :message-id:reply-to; bh=T00DVPV0QDu6L2fFl0PLla69pcFGEB7rCw/GF1ZnL7w=; b=JBicfe4HPZGCDHaIAWvbN7cYRG1Fdz4u2kOxnhpHfUUQSOFSkIeorAP48poNNdu7u5 MxGgSi0LFdYL7HfQ+YKK0+GVN/yFJF6bUNOqdnXHvb91MEhyfvekmng52SI03AbM7zut ZyPXG3JwtoYHW1+v9i/RGFmqVD2V5GH6lXmPvKoW/eUKo0KxdGFF73zfyXaNAiNDZI0e X2PoXFijqHy34HXN2dGlCngOw00N275foaicISkmCsxmFHE/ImO6kft33PRGM4Am7Bdx CklKcy9fyDuSsB/s+FtzX/8CCW49Tr7EeeyOkEekK57+rLba1ILzH5HKtbyKQ5giRjjm I4eg== X-Forwarded-Encrypted: i=1; AJvYcCXlvUm7kimX9qCvydwEidXa8qZO7B4zRYUgx3+sjmT+sTQyN206Iveg9+1mnWOl3x9KhHWkzInZOJB8HRFZHcOSWlcmovzqz0qoWXIqpiIYUZozGiOfkK0vvIW8SbaJI7DguVlHVpc= X-Gm-Message-State: AOJu0YzxbW7JfbPyeMSQVg9lrFk1SdhhxeGNeOsGv39orKr8o+A8ELQF 24xu/Vgl+kzueoeBRBtewC8AI8pTQS5nPgINHXGSR0rEiYfr0ikCEdxfphhBDWP8bw== X-Google-Smtp-Source: AGHT+IFQrJSaXarzg2sYFI/mJxr1sNz23Vi7MjRP4ReJT24KWmrBTE9rLgMG064q1zb5IiWVCi7EiA== X-Received: by 2002:a05:6830:1da1:b0:6e4:2c63:66d with SMTP id z1-20020a0568301da100b006e42c63066dmr14153009oti.27.1709127995222; Wed, 28 Feb 2024 05:46:35 -0800 (PST) Received: from mail.marliere.net ([24.199.118.162]) by smtp.gmail.com with ESMTPSA id m24-20020a635818000000b005dc9ab425c2sm7675389pgb.35.2024.02.28.05.46.34 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Wed, 28 Feb 2024 05:46:34 -0800 (PST) From: "Ricardo B. Marliere" DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=marliere.net; s=2024; t=1709127992; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:cc:mime-version:mime-version:content-type:content-type: content-transfer-encoding:content-transfer-encoding; bh=T00DVPV0QDu6L2fFl0PLla69pcFGEB7rCw/GF1ZnL7w=; b=O/YgCYQDhzPZ/UGlnWaSH6IBlcN5LqqTVGZhcyL57h+ENricyGdnXwXxLpLmK+UlZHnBab r4bEYvO0Bhuq83RlVVszlhRSdAVgu6KrbHwQHhRc2UhabLxtzPIvz8+JzzNd2DBgX2XNmh CnmgLR5YIALtgPSpbth7tb4BKEvbsH1//NlNXDDDd9Duee47hHbMvfBTRi1YAEcsCzieg8 VP8oRG5GksucpI8OUSzV4xHXSzIk+3VIZFMiZ0L2m1ObHGC3HMu1Iq0ertPVcBk/6iwnNW wfhN2srJg5MsdrtIbmyLaMUniqHTGQF/JLEplyU/R/Q3tSZ6ikeahVSgoLyjUA== Authentication-Results: ORIGINATING; auth=pass smtp.auth=ricardo@marliere.net smtp.mailfrom=ricardo@marliere.net Date: Wed, 28 Feb 2024 10:46:28 -0300 Subject: [PATCH] power: supply: move power_supply_attr_group into #ifdef block Precedence: bulk X-Mailing-List: linux-pm@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Message-Id: <20240228-device_cleanup-power-v1-1-52c0321c48e1@marliere.net> X-B4-Tracking: v=1; b=H4sIADM532UC/x2MWwqAIBAArxL7nVBLYHSViDBdayFMVnpAePekz 4GZeSGRMCUYqheELk58hAJtXYHdTFhJsSsM2GDXIPbKFcnSbHcy4YwqHjeJQme9MXrRHhcoaRT y/Pzbccr5A9PBCnxmAAAA To: Sebastian Reichel Cc: Sebastian Reichel , linux-pm@vger.kernel.org, linux-kernel@vger.kernel.org, Greg Kroah-Hartman , Nathan Chancellor , "Ricardo B. Marliere" X-Developer-Signature: v=1; a=openpgp-sha256; l=2169; i=ricardo@marliere.net; h=from:subject:message-id; bh=5ClQvTqbw9dWroMtzRxVjJD1S/jKRAq+aYt+MzEpEoA=; b=owEBbQKS/ZANAwAKAckLinxjhlimAcsmYgBl3zk0PGu+fqVQdG3FmeC1+n1bpwoDK9QHapBf2 qsIVmwVFKOJAjMEAAEKAB0WIQQDCo6eQk7jwGVXh+HJC4p8Y4ZYpgUCZd85NAAKCRDJC4p8Y4ZY piZgD/4qFM8l4BNkjHTpBgOGWwXMnCoNlfYp/T8vfxZ9NyECILlWfT6OGDgN+lY7Qc3KpYG55uj Jdz/JM8WS/YSeXz5OgbXLRxj+forZNZfvLMfE2OxqO908rOYrocSrtIs3hwa+eC6by7XVJW8kFb TKT//i0NB0X/F3PpObEYvdhE5OQGptyt02Y3XxpSXgc/CFnlqVaz58L+jlmh7dqBTPg2faVWw+o MxPdxSiSR96SKo00THkOPOgYzMNj+RCsNj2jv8+ZI6+LX/d1d0tqr+L5Bss4lb+RfsKAhssN9U7 WGjUpEJTZocvt+kIqKNU/+IbDPVJHNernq0zpmiCsbjFm/xuCDdbLydGwaD5GM3Uyxvlcdeebqb XQrrXAeBNOKBwK06QUaFB9QSMNTqO7cLw/ED87Uc0huSun0FkeOBqwoT0XPaP5y30bjQyYP6LvL xE0JCaDJk9HMCm7TBcS9pcSgKpNMbKnRF7iu8uQ97y5NDnzWlgxpUBr+DCRh9ofyK4eIRs5iyxx J1fqDje9FhZehx1eSzatIE9DPR2AWlxunkGI586/6TRjSPEd4mCmc+HFBwHS2+RvLFRhTWVe+Hi qAEXmf/I/F9UKGjUJN1zvQdBCfw2jJfvzttisoV1ER33MezsmvfrYt6qu9wkm96tmqqpwzLjmub ThURccE9y4tvxyQ== X-Developer-Key: i=ricardo@marliere.net; a=openpgp; fpr=030A8E9E424EE3C0655787E1C90B8A7C638658A6 When building with CONFIG_SYSFS=n, the build error below is triggered: ld: drivers/power/supply/power_supply_core.o:(.data+0x0): undefined reference to `power_supply_attr_group' The problem is that power_supply_attr_group is needed in power_supply_core.c but defined in power_supply_sysfs.c, which is only targeted with CONFIG_SYSFS=y. Therefore, move the extern declaration into the #ifdef block that checks for CONFIG_SYSFS, and define an empty static const struct otherwise. This is safe because the macro __ATRIBUTE_GROUPS in power_supply_core.c will expand into an empty attribute_group array. Cc: Greg Kroah-Hartman Cc: Nathan Chancellor Reported-by: Nathan Chancellor Link: https://lore.kernel.org/all/20240227214916.GA3699076@dev-arch.thelio-3990X/ Fixes: 7b46b60944d7 ("power: supply: core: constify the struct device_type usage") Signed-off-by: Ricardo B. Marliere Tested-by: Nathan Chancellor # build --- This patch depends on [1]. [1]: 20240227-fix-power_supply_init_attrs-stub-v1-1-43365e68d4b3@kernel.org --- drivers/power/supply/power_supply.h | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) --- base-commit: 837af6b0cdb2b8df56d2df35db0444cfa1ea47c2 change-id: 20240228-device_cleanup-power-2dcfaa7b7f2b Best regards, diff --git a/drivers/power/supply/power_supply.h b/drivers/power/supply/power_supply.h index 7d05756398b9..06749a534db4 100644 --- a/drivers/power/supply/power_supply.h +++ b/drivers/power/supply/power_supply.h @@ -13,16 +13,16 @@ struct device; struct device_type; struct power_supply; -extern const struct attribute_group power_supply_attr_group; - #ifdef CONFIG_SYSFS extern void power_supply_init_attrs(void); extern int power_supply_uevent(const struct device *dev, struct kobj_uevent_env *env); +extern const struct attribute_group power_supply_attr_group; #else static inline void power_supply_init_attrs(void) {} +static const struct attribute_group power_supply_attr_group; #define power_supply_uevent NULL #endif /* CONFIG_SYSFS */